Connecting device for large water pump

Abstract

The utility model relates to the related technical field of large water pumps, in particular to a connecting device for a large water pump, which comprises a base, a connecting valve, a rotating ring and a protective shell, the connecting valve is fixedly connected above the base, the rotating ring is connected on the upper surface of the connecting valve, and the protective shell is arranged on the upper surface of the base. A connecting mechanism is arranged on the upper surface of the protective shell, and a filtering mechanism is arranged on the inner side surface of the protective shell. According to the connecting device for the large water pump, connection can be completed by placing the sealing ring, rotating the connecting pipe and the like, complex tools are not needed, the installation efficiency is improved, the sealing ring and the fixing block clamping groove ensure the connection sealing performance and firmness, water source leakage is prevented, stable operation of equipment is guaranteed, a water source enters the filtering pipe through the first connecting pipe, and impurities are effectively filtered; when the filter pipe is cleaned, the filter pipe can be taken out to be cleaned by opening the connecting cover through a handle, and convenience and rapidness are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of large pumps, in particular to a connecting device for large pumps. Background Art

[0002] The connection for pumps is an important component that plays a key connection role in the pump system. It is mainly used to firmly and effectively connect the pump with the inlet and outlet pipes, power source or other related equipment. This kind of connection device can ensure that the pump maintains a stable working state during operation, preventing problems such as water leakage, loosening and even equipment failures caused by insecure connections. It can adapt to pumps and pipes of different specifications, and through reasonable design and precise manufacturing, achieve efficient fluid transmission. In practical applications, the material of the connection device usually has good corrosion resistance and wear resistance to cope with the challenges of various working environments. At the same time, its installation and disassembly should be relatively convenient to facilitate equipment maintenance and repair. A good connection device for pumps can not only improve the working efficiency and reliability of the pump, but also the connection device for pumps plus a convenient connection mechanism greatly improves the installation efficiency. Without complex tools and cumbersome operation procedures, the connection between the pump and components such as pipes can be quickly achieved. Secondly, the convenient connection mechanism makes the connection more stable and reliable, reducing problems such as water leakage and loosening caused by loose connections, ensuring that the pump plays a stable role during operation. Moreover, when performing equipment maintenance and replacement, the convenient connection mechanism can be easily disassembled, saving time and labor costs, bringing great convenience to the daily use and maintenance of the pump. Therefore, there is a particular need for a connecting device for large pumps.

[0003] However, when the existing connecting device for large pumps is in use, there is only a single flange connection during connection, and the sealing effect is not good during connection, and it is easy to loosen, and filtration cannot be carried out during use. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a connecting device for large pumps to solve the problems in the above-mentioned background art that when the existing connecting device for large pumps is in use, there is only a single flange connection during connection, and the sealing effect is not good during connection, and it is easy to loosen, and filtration cannot be carried out during use.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A connecting device for large pumps, including a base, a connection valve, a rotating ring and a protective shell. A connection valve is fixedly connected above the base. A rotating ring is connected to the upper surface of the connection valve. A protective shell is installed on the upper surface of the base. A connection mechanism is arranged on the upper surface of the protective shell. A filtering mechanism is arranged on the inner surface of the protective shell;

[0006] The connecting mechanism includes a first connecting pipe, a first fixing ring, a placement groove, a clamping groove, a flange ring, a second connecting pipe, a connecting ring, a sealing ring, a sealing pipe, a second fixing ring and a fixing block. The upper surface of the protective shell is fixedly connected with the first connecting pipe. The outer surface of the first connecting pipe is fixedly connected with the first fixing ring. A placement groove is formed on one side surface of the first fixing ring. A clamping groove is formed on the inner surface of the placement groove. The outer surface of the first fixing ring is fixedly connected with the flange ring. A second connecting pipe is arranged on one side surface of the first connecting pipe. The inner surface of the second connecting pipe is fixedly connected with the connecting ring. A sealing ring is attached to one side surface of the connecting ring. A sealing pipe is attached to one side surface of the sealing ring. The outer surface of the second connecting pipe is fixedly connected with the second fixing ring. A fixing block is fixedly connected to one side surface of the second fixing ring.

[0007] Preferably, a connecting valve is fixedly connected to the inner surface of the protective shell.

[0008] Preferably, both the connecting ring and the sealing ring are installed on the inner surface of the first connecting pipe.

[0009] Preferably, the inner wall size of the clamping groove matches the outer wall size of the fixing block.

[0010] Preferably, a flange ring is fixedly connected to the outer surface of the second fixing ring.

[0011] Preferably, the filtering mechanism includes a filtering pipe, a threaded ring, a connecting cover and a handle. The filtering pipe is arranged inside the protective shell. The threaded rings are fixedly connected to both side surfaces of the protective shell. The outer surface of the threaded ring is threadedly connected with the connecting cover. A handle is fixedly connected to one side surface of the connecting cover.

[0012] Preferably, the filtering pipe is arranged on the inner surface of the threaded ring.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows: For this connecting device for large pumps, place the sealing ring inside the connecting ring and press it in place. Then, align the second connecting pipe with the first connecting pipe, place it into the placement groove and rotate it. Drive the fixing block to rotate into the card slot through the second fixing ring. At this time, the sealing ring tightly adheres to the sealing pipe. Finally, use the flange ring to fix the two connecting pipes. This connection method is simple and convenient to operate. It can quickly complete the connection operation without complex tools and professional skills, greatly improving the installation efficiency. At the same time, the design of the sealing ring and the card slot of the fixing block ensures the sealing and firmness of the connection. During the operation of the pump, it can effectively prevent water leakage, ensure the stable operation of the equipment. The water source enters the filter pipe through the first connecting pipe, flows out of the filter pipe after filtration, and enters the connection valve, achieving effective filtration of the water source, removing impurities and particulate matter in the water, protecting the internal structure of the pump, reducing wear and failures caused by impurities, and extending the service life of the pump. When it is necessary to clean the filter pipe, open the connection cover through the handle, and then the filter pipe can be taken out for cleaning. After cleaning, it can be conveniently placed back for continued use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic side view structure diagram of the present utility model;

[0015] Figure 2 is a schematic cross-sectional structure diagram of the connection valve of the present utility model;

[0016] Figure 3 is a schematic structure diagram of the connection mechanism of the present utility model;

[0017] Figure 4 is a schematic internal structure diagram of the second connecting pipe of the present utility model;

[0018] Figure 5 is a schematic structure diagram of the filtering mechanism of the present utility model.

[0019] In the figure: 1, base; 2, connection valve; 3, rotating ring; 4, protective shell; 5, connection mechanism; 501, first connecting pipe; 502, first fixing ring; 503, placement groove; 504, card slot; 505, flange ring; 506, second connecting pipe; 507, connecting ring; 508, sealing ring; 509, sealing pipe; 510, first fixing ring; 511, fixing block; 6, filtering mechanism; 601, filter pipe; 602, threaded ring; 603, connection cover; 604, handle. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0021] Please refer to Figures 1-5 , the present utility model provides a technical solution: a connecting device for a large water pump, including a base 1, a connecting valve 2, a rotating ring 3 and a protective shell 4. A connecting valve 2 is fixedly connected above the base 1, a rotating ring 3 is connected to the upper surface of the connecting valve 2, a protective shell 4 is installed on the upper surface of the base 1, a connecting mechanism 5 is arranged on the upper surface of the protective shell 4, and a filtering mechanism 6 is arranged on the inner surface of the protective shell 4;

[0022] The connecting mechanism 5 includes a first connecting pipe 501, a first fixing ring 502, a placement groove 503, a card slot 504, a flange ring 505, a second connecting pipe 506, a connecting ring 507, a sealing ring 508, a sealing pipe 509, a second fixing ring 510 and a fixing block 511. A first connecting pipe 501 is fixedly connected to the upper surface of the protective shell 4, a first fixing ring 502 is fixedly connected to the outer surface of the first connecting pipe 501, a placement groove 503 is opened on one side surface of the first fixing ring 502, a card slot 504 is opened on the inner surface of the placement groove 503, a flange ring 505 is fixedly connected to the outer surface of the first fixing ring 502, a second connecting pipe 506 is arranged on one side surface of the first connecting pipe 501, a connecting ring 507 is fixedly connected to the inner surface of the second connecting pipe 506, a sealing ring 508 is attached to one side surface of the connecting ring 507, a sealing pipe 509 is attached to one side surface of the sealing ring 508, a second fixing ring 510 is fixedly connected to the outer surface of the second connecting pipe 506, and a fixing block 511 is fixedly connected to one side surface of the second fixing ring 510. Through the settings of the first connecting pipe 501, the first fixing ring 502, the placement groove 503, the card slot 504, the flange ring 505, the second connecting pipe 506, the connecting ring 507, the sealing ring 508, the sealing pipe 509, the second fixing ring 510 and the fixing block 511, the connection effect is better. First, place the sealing ring 508 into the connecting ring 507 and attach it well, then align the second connecting pipe 506 with the first connecting pipe 501 and place it into the placement groove 503, then rotate the second connecting pipe 506, and then the second connecting pipe 506 drives the fixing block 511 to rotate through the second fixing ring 510. When the fixing block 511 enters the card slot 504, the sealing ring 508 presses tightly against the sealing pipe 509, and then use the flange ring 505 to fix the second connecting pipe 506 and the first connecting pipe 501.

[0023] Furthermore, a connection valve 2 is fixedly connected to the inner surface of the protective shell 4. Through the setting of the protective shell 4, the protective effect is better.

[0024] Furthermore, a connection ring 507 and a sealing ring 508 are simultaneously installed on the inner surface of the first connection pipe 501. Through the setting of the first connection pipe 501, the water source can flow.

[0025] Furthermore, the inner wall size of the card slot 504 matches the outer wall size of the fixed block 511. Through the setting of the card slot 504, the fixed block 511 can be placed.

[0026] Furthermore, a flange ring 505 is fixedly connected to the outer surface of the second fixing ring 510. Through the setting of the flange ring 505, the fixing effect is better.

[0027] Furthermore, the filtering mechanism 6 includes a filter pipe 601, a threaded ring 602, a connection cover 603 and a handle 604. The filter pipe 601 is arranged inside the protective shell 4. The threaded rings 602 are fixedly connected to both side surfaces of the protective shell 4. The connection cover 603 is threadedly connected to the outer surface of the threaded ring 602. The handle 604 is fixedly connected to one side surface of the connection cover 603. Through the setting of the filter pipe 601, the threaded ring 602, the connection cover 603 and the handle 604, the filtering effect is better. First, the water source enters the filter pipe 601 through the first connection pipe 501. Then, the connection valve 2 is opened by rotating the ring 3. Then, the water source flows out of the filter pipe 601 and enters the connection valve 2. After the water source is filtered, the connection cover 603 is opened through the handle 604, and then the filter pipe 601 is taken out for cleaning. After cleaning, the filter pipe 601 is placed back for continued use.

[0028] Furthermore, the filter pipe 601 is arranged on the inner surface of the threaded ring 602. Through the setting of the filter pipe 601, the filtering effect is better.

[0029] Working principle: First, place the sealing ring 508 inside the connecting ring 507 and stick it well. Then, align the second connecting pipe 506 with the first connecting pipe 501 and place it into the placement groove 503. Then, rotate the second connecting pipe 506. Next, the second connecting pipe 506 drives the fixing block 511 to rotate through the second fixing ring 510. When the fixing block 511 enters the card slot 504, the sealing ring 508 presses tightly against the sealing pipe 509. Then, use the flange ring 505 to fix the second connecting pipe 506 and the first connecting pipe 501. The water source enters the filter pipe 601 through the first connecting pipe 501. Then, open the connecting valve 2 by rotating the rotating ring 3. Then, the water source flows out of the filter pipe 601 and enters the connecting valve 2. After the water source is filtered, open the connecting cover 603 by the handle 604. Then, take out the filter pipe 601 for cleaning. After cleaning, place the filter pipe 601 back and continue to use it.

[0030] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A connecting device for a large water pump, comprising a base (1), a connecting valve (2), a rotating ring (3) and a protective shell (4), characterized in that: Above the base (1), a connection valve (2) is fixedly connected. Above the surface of the connection valve (2), a rotating ring (3) is connected. On the upper surface of the base (1), a protective shell (4) is installed. On the upper surface of the protective shell (4), a connection mechanism (5) is provided. On the inner surface of the protective shell (4), a filtering mechanism (6) is provided; The connection mechanism (5) includes a first connection pipe (501), a first fixing ring (502), a placement groove (503), a card slot (504), a flange ring (505), a second connection pipe (506), a connection ring (507), a sealing ring (508), a sealing pipe (509), a second fixing ring (510), and a fixing block (511). On the upper surface of the protective shell (4), the first connection pipe (501) is fixedly connected. On the outer surface of the first connection pipe (501), the first fixing ring (502) is fixedly connected. On one side surface of the first fixing ring (502), the placement groove (503) is provided. On the inner surface of the placement groove (503), the card slot (504) is provided. On the outer surface of the first fixing ring (502), the flange ring (505) is fixedly connected. On one side surface of the first connection pipe (501), the second connection pipe (506) is provided. On the inner surface of the second connection pipe (506), the connection ring (507) is fixedly connected. On one side surface of the connection ring (507), the sealing ring (508) is attached. On one side surface of the sealing ring (508), the sealing pipe (509) is attached. On the outer surface of the second connection pipe (506), the second fixing ring (510) is fixedly connected. On one side surface of the second fixing ring (510), the fixing block (511) is fixedly connected.

2. The connecting device for a large water pump according to claim 1, characterized in that: On the inner surface of the protective shell (4), the connection valve (2) is fixedly connected.

3. The connecting device for a large water pump according to claim 2, characterized in that: On the inner surface of the first connection pipe (501), both the connection ring (507) and the sealing ring (508) are installed.

4. The connecting device for a large water pump according to claim 3, characterized in that: The inner wall dimensions of the card slot (504) match the outer wall dimensions of the fixing block (511).

5. A connecting device for a large water pump according to claim 1, characterized in that: On the outer surface of the second fixing ring (510), the flange ring (505) is fixedly connected.

6. The connecting device for a large water pump according to claim 1, characterized in that: The filtering mechanism (6) includes a filtering pipe (601), a threaded ring (602), a connection cover (603), and a handle (604). Inside the protective shell (4), the filtering pipe (601) is provided. On both side surfaces of the protective shell (4), the threaded ring (602) is fixedly connected. On the outer surface of the threaded ring (602), the connection cover (603) is threadedly connected. On one side surface of the connection cover (603), the handle (604) is fixedly connected.

7. The connecting device for a large water pump according to claim 6, characterized in that: On the inner surface of the threaded ring (602), the filtering pipe (601) is provided.

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